Details
| Reactor Type | Gas-Cooled Reactor (or GCR) |
|---|---|
| Model | MAGNOX |
| Owner | Nuclear Decommissioning Authority |
| Operator | Magnox, Ltd |
Timeline
| Construction Start | Wednesday, 1 July 1959 |
|---|---|
| First Criticality | Tuesday, 1 December 1964 |
| First Grid Connection | Tuesday, 2 February 1965 |
| Commercial Operation | Wednesday, 24 March 1965 |
| Permanent Shutdown | Monday, 4 February 1991 |
Specifications
| Capacity Net | 195 MWe |
|---|---|
| Capacity Gross | 235 MWe |
| Thermal Capacity | 850 MWt |
| Design Net Capacity | 250 MWe |
Operational History
Electricity Supplied (GWh)
Energy Availability Factor (%)
Total Electricity Supplied (GWh)
Reactor History
| Year | Reference Unit Power (MWe) | Annual Time Online (Hours) | Electricity Supplied (GWh) | Operation Factor (%) | Energy Availability Annual (%) | Energy Availability Cumulative (%) | Load Factor Annual (%) | Load Factor Cumulative (%) |
|---|---|---|---|---|---|---|---|---|
| 1965 | - | - | - | - | - | - | - | - |
| 1966 | - | - | - | - | - | - | - | - |
| 1967 | - | - | - | - | - | - | - | - |
| 1968 | - | - | - | - | - | - | - | - |
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | 293 | 0 | 1700.50 | 0.00 | 66.40 | - | 66.20 | - |
| 1971 | 235 | 7504 | 1704.60 | 85.20 | 79.80 | - | 82.30 | - |
| 1972 | 232 | 8736 | 1580.00 | 100.00 | 77.90 | - | 78.00 | - |
| 1973 | - | - | - | - | - | - | - | - |
| 1974 | 195 | 8736 | 1584.00 | 100.00 | 90.40 | - | 93.00 | - |
| 1975 | 195 | 8713 | 1540.00 | 99.70 | 88.50 | - | 90.40 | - |
| 1976 | 195 | 8904 | 1512.00 | 100.00 | 86.40 | 80.30 | 87.10 | 81.50 |
| 1977 | 195 | 8736 | 1493.00 | 100.00 | 88.90 | 81.40 | 87.60 | 82.30 |
| 1978 | 195 | 8736 | 1289.00 | 100.00 | 75.60 | 80.80 | 75.70 | 81.50 |
| 1979 | 195 | 8736 | 1406.00 | 100.00 | 82.20 | 80.90 | 82.50 | 81.60 |
| 1980 | 195 | 5207 | 742.00 | 59.60 | 42.80 | 77.40 | 43.60 | 78.10 |
| 1981 | 195 | 8904 | 1380.00 | 100.00 | 73.00 | 77.00 | 79.50 | 78.30 |
| 1982 | 195 | 8736 | 1458.00 | 100.00 | 84.40 | 77.60 | 85.60 | 78.80 |
| 1983 | 195 | 8548 | 1343.50 | 97.80 | 77.60 | 77.60 | 78.90 | 78.80 |
| 1984 | 195 | 8736 | 1432.00 | 100.00 | 83.80 | 78.00 | 84.10 | 79.20 |
| 1985 | 195 | 8736 | 1610.12 | 100.00 | 87.50 | 78.60 | 94.50 | 80.10 |
| 1986 | 195 | 8736 | 1464.14 | 100.00 | 81.00 | 78.80 | 86.00 | 80.50 |
| 1987 | 195 | 8904 | 1548.15 | 100.00 | 84.40 | 79.10 | 89.20 | 81.00 |
| 1988 | 195 | 8568 | 1009.13 | 98.10 | 57.90 | 78.00 | 59.20 | 79.80 |
| 1989 | 195 | 8736 | 1298.82 | 100.00 | 86.50 | 78.40 | 76.20 | 79.60 |
| 1990 | 195 | 8684 | 1320.72 | 99.40 | 77.50 | 78.30 | 77.50 | 79.60 |
| 1991 | 195 | 910 | 162.08 | 100.00 | 95.30 | 78.40 | 95.30 | 79.60 |